{% block nav %}
<!-- Navigation -->
<nav class="navbar navbar-default navbar-static-top" role="navigation" style="margin-bottom: 0">
    {% include "templates/logo_nav.html" %}
    <!-- /.navbar-header -->
    {% include "templates/login_nav.html" %}
    <!-- /.navbar-top-links -->
    {% include "templates/left_nav.html" %}
</nav>
{% endblock %}